Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to 1709e85a8361019ae42d113a18d5044e88b18921
  - Merge "Add Get API for OrchestrationTask"
  - Add Get API for OrchestrationTask

    Issue-ID: SO-2368

    Add methods for get all orchestrationTask
    and get an specific one by querying id.

    Change-Id: I9fb444def7640a4d70357681637a924cf546314b
    Signed-off-by: Harry Huang <huangxiangyu5@huawei.com>

diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index a33cb51..1709e85 160000 (submodule)
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit a33cb511b853b6575f29754ee61aaca351150287
+Subproject commit 1709e85a8361019ae42d113a18d5044e88b18921